LIU, Yanxi. Empirical Study On Business Credit Based On Supply Chain Concentration. Highlights in Business, Economics and Management, [S. l.], v. 57, p. 227–236, 2025. DOI: 10.54097/82gjkm54. Disponível em: https://hbem.org/index.php/OJS/article/view/491. Acesso em: 3 sep. 2026.